Crustacean shells rival plastics for keeping food fresh: study

January 13, 2015 6:29 PM

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ROME (Thomson Reuters Foundation) - Packaging made from recycled crustacean shells could reduce the need for plastic wrappings to preserve fresh vegetables, reduce oil consumption and give food a longer shelf-life, a Spanish study said.

Chitosan, a bioplastic made by isolating organic matter from shrimp shells, helped preserve the shelf-life of baby carrots, said the study, published in the journal Postharvest Biology and Technology.

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